Create istio customization document (kyma-project#4577)

* reword istio-kyma-patch

* Add istio customization doc

* Implement suggestions

* Rewrite istio-kyma-patch readme

* Update 03-02-istio-patch.md

* Update 03-04-istio-setup-in-kyma.md

* Update README.md

* Update 03-02-istio-patch.md

Remove resource names form Connectivity Certs Controller RBAC (kyma-p…

…roject#4575)

Release 1.2 (kyma-project#4535)

Release 1.2 rc2: bump images (kyma-project#4515)

Update images: release 1.2.0-rc1 (kyma-project#4429)

Release 1.1.0 (kyma-project#4115)

Release 1.1 RC 2 (kyma-project#4030)

Updating images for release 1.1-rc1 (kyma-project#3992)

Release 1.0 (kyma-project#3828)

Release 1.0.0 RC2 (kyma-project#3777)

* Release 1.0.0-rc2